Finding the balance.
D000353:Africa, Southern / Q000453:epidemiology; D017281:Cost of Illness; D014943:Global Health; D015658:HIV Infections / Q000453:epidemiology* / Q000517:prevention & control*; D006291:Health Policy; D006292:Health Priorities; D006297:Health Services Accessibility; D006801:Humans; D010344:Patient Advocacy; D014481:United States / Q000453:epidemiology